Question:
Cobalt-57 is radioactive, emitting β-particles. The half life for this is 270 days. If 100 mg of this is kept in an ' open container the mass of Cobalt - 57 after 540 days will be
Cobalt-57 is radioactive, emitting β-particles. The half life for this is 270 days. If 100 mg of this is kept in an ' open container the mass of Cobalt - 57 after 540 days will be
Updated On: Sep 15, 2024
- 50 mg
- \((\frac{50}{\sqrt2})\)mg
- 25 mg
- Zero
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The Correct Option is C
Solution and Explanation
The correct option is (C) : 25 mg
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